The phrase "an additional obligation" is correct and usable in written English.
You can use it when referring to a responsibility or duty that is added to existing ones.
Example: "Taking on this new project will create an additional obligation for the team, requiring us to manage our time more effectively."
Alternatives: "a further responsibility" or "an extra duty".
In addition, the ethical value of caring places an additional obligation on us to, as Josephson writes, "consider and seek to advance the well-being of others, [and] that one should consciously cause no more harm than is reasonably necessary to perform one's duties".
But since the medical center, the A. Holly Patterson Nursing Home in Uniondale and seven community health clinics were sold to the nonprofit corporation in 1999 for $82 million, it has had an additional obligation: to break even.
Mr. Sand married another woman and moved to Florida in 1997, but that couple, after having one child, also divorced, leaving Mr. Sand with an additional obligation of $625 per week in child support.
Mr. McMahon also disclosed for the first time that the Osprey debt was backed by 50 million shares of Enron common stock and that the company had an additional obligation to issue more shares if the assets held in Osprey and the common shares were insufficient to repay the debtholders in 2003.
Thus, in responding to the objection we would have to add an additional obligation.
However, if the spouses are in business together or one spouse holds a power of attorney for the other spouse, an additional obligation of fairness from corporate, partnership, and agency law applies.
Offering to protect Kiev gives Washington no meaningful benefits, only an additional defense obligation, a dangerous one against an angry nuclear power.
Participants were informed that their participation was voluntary and that they could withdraw from the study at any time without additional obligation before they were invited to sign a written informed consent sheet.
Because Mr. Kline had also taken out a second mortgage, Wells Fargo sued the institution that it said owned the additional obligation.
In addition, as European airlines became competitive in international travel, they began to be subsidized by governments, which would have found the additional obligation of financing affiliated aircraft producers too burdensome.
While each author bears some responsibility for the paper's contents, the corresponding author has the additional obligation of making sure that all the other authors have met their obligations.
